2020届二轮英语复习It用法课件（20张PPT）

2020届二轮英语复习It用法课件（20张PPT）

Unit 4 Global warming Grammar: The Use of It It is never too old to learn. 活到老 , 学到老。 It is no use crying over spilt milk. 覆水难收。 It never rains but it pours. 不鸣则已，一鸣惊人。 It is easier to fall than to rise. 学坏容易学好难。 Learning aims: 1. Learn the basic usage of the pronoun "it". 2.Try to use "it" in different language situations. 3. Master some sentence patterns of "it". Look at the sentences and think about the first way of “it” in the following sentences. ▪ - Where is the cat? - It 's in the park. ▪ - Could you find my book? - It ’s on the table. it 用作人称代词 , 代替 ， 有时也指 。 前文提到的事物 前面提到的整件事情 ▪ You have helped her a lot. She will never forget it . (=the book) (=the cat) ▪ The baby smiled when it saw its mother. ▪—“Who is knocking at the door?” —“ It ’s me.” ▪—“Who is it over there?” —“ It must be Miss.Tang .” —“No, it can’t be her, for she is giving a lesson now.” it 用作人称代词 , 指代 。 也可指代 ______________________________ 。 性别不详的人 未指明但双方心目中明白的一个人 It ’s quite hot here in summer. It ’s 10p.m. now . We’d better go to bed. It ’s 570 kilometers from Yulin to Xi'an. It was -20℃ yesterday. It is Thursday today. — Do you like it here ？ —Oh, yes. The air, the weather, the way of life. Everything is so nice. 　 (weather) (circumstance) (time) (distance) (temperature) (date) summary 1 It was so comfortable to walk on the grass. It is no good cheating in the exam. It is said that Wang Lihong got married. What about them? It + be + adj.n. p.p. + ________________. it 指代 __________________ 作形式主语。 to do/doing/clause to do/doing/clause it充当形式主语时，可以构成大量的常用句式 。 It is a pitya facta wondera shame...that .... It is obviouscertainpossible ...that ... It seems appearsturns outoccured to me... that ... It is reportedsaidannouncedlearned ... that... Summary 2 ▪I found it interesting to play basketball. ▪I think it useless begging him. ▪The school has made it clear that nobody is allowed to smoke here. It 在句子中充当 。 真正的宾语可以是 ________________ 。 形式宾语 to do/doing/clause 主句中常用的动词： think ， believe ， make ， find, consider ， feel ； It 常可代替不定式（短语）、动名词（短语）或从句在句中作形式宾语，而 将真正的宾语放在句子后面。 Summary 3 ▪ It was Harry that (who) cleaned the classroom yesterday. ▪ It was in the park that I met Lixiang. ▪ It is because her mother is ill that she doesn't go to work. It is/was + 被强调部分 + that （ who ） + 剩余部分 （ 如果把构成强调句型的 it is/was 以及 that 划掉后，应该是一个完整无缺的句子 ；这也是判断强调句型与其它从句的方法。） 强调句型可以强调句子的 主语 , 宾语 , 状语 ，强调部分指人时，可用 who( 主格或宾格 ) 和 whom( 宾格 ) 代替 that 。 强调句型不可强调 谓语动词， 若要强调谓语时，则用助动词 do/does/did + 动词原形，表示“的确，务必”。 Miss.Tang did give us a chemistry lesson in the classroom yesterday. Summary 4 “ it ” in daily life it It is up to you. It doesn’t matter. I have got it . Believe it or not You will make it. Don’t mention it . It depends. Take it easy. 取决于你 没关系 我懂了 信不信由你 你会成功 别提了 看情况而定 别着急，慢慢来 It 用作人称代词或指示代词 It 作形式主语 It 作形式宾语 It 用于强调句型 It 习惯用法 Contents Homework will be sent to your pad ！ Thanks!